News for hackers. Stuff that matters.
Re:Why I quit Facebook by hellotoast on Wednesday January 04, 2012 @12:28AM (#3422919)

  > Before, I used to only open Facebook in a single-site browser 
  > called Fluid, so it wouldn't be able to tie my browsing history 
  > to my account (I do the same for Google as well). As it turns 
  > out this isn't good enough; they log your IP address when you 
  > request a Like button and use it to build a profile of your 
  > activity.
I do this as well (isolate my Facebook browsing), but hadn't considered the effects of leaking my IP address. Does anyone have data or anecdotes on how effectively accounts can be linked to IP addresses?
Re:Why I quit Facebook by kevinburke on Wednesday January 04, 2012 @12:34AM (#3422938)
This isn't the article I was looking for, but it presents the main problems: http://www.usatoday.com/tech/news/story/2011-11-15/facebook-...
Re:Why I quit Facebook by hellotoast on Wednesday January 04, 2012 @12:43AM (#3422965)
Thanks. This is what they say:

  > each time you visit a third-party webpage that has a Facebook 
  > Like button... the unique characteristics of your PC and browser, 
  > such as your IP address, screen resolution, operating system and
  > browser version, are also recorded.

  > Bejar acknowledged that Facebook could learn where specific 
  > members go on the Web when they are logged off by matching the 
  > unique PC and browser characteristics.... He emphasized that 
  > Facebook makes it a point not to do this. "We've said that we 
  > don't do it, and we couldn't do it without some form of consent 
  > and disclosure," Bejar says.